"The waterbeds are made from a tough plastic membrane and can be heated from underneath by an electric mat or from above by infra-red lamps," according to the magazine.

雜志上還說：&水床是由一種強韌的塑料膜制成日韩亚洲欧美精品一二区，可以用電熱毯從底部加熱在线看黄色操人，也可以用紅外線燈從頂部進行加熱。&

Waterproof mattress pads come in a variety of sizes as well – from crib size to protect the mattress of your baby from leaky diapers and spitting up, to any adult mattress size, including covers that fit waterbeds and California King sizes.

防水褥墊有各種大小以及-從嬰兒床的大小九九热频道这里只有精品99，以保護床墊的寶寶從漏水的尿布及隨地吐痰行動欧美日本性爱轮奸网站，任何成人床墊大小日韩精品在线播放欧美视频，包括涉及符合美國加州水床和國王大小。

"Around 99 percent of the piglets preferred warm waterbeds to any of the alternatives, spending well over half the day lounging about on them and only getting up to feed or play," New Scientist said Wednesday.

新科學(xué)家》雜志11月20日刊登文章說：約99%的小豬喜歡水床勝過其他選擇又色又爽又黄的视频在线网站。它們每天有一大半時間懶在床上野狼av社区，只有吃東西或玩耍時才肯起來。

Instead of snuggling up to their mothers for warmth in their cold pigsty and running the risk of being crushed -- a common cause of early porcine death -- German scientists said waterbeds could be a safer alternative.

它們很有可能被擠死8090sex电影网，這也是造成幼豬死亡的常見的原因亚洲欧美另类久久图片。德國科學(xué)家研究發(fā)現(xiàn)，水床可以代替豬窩讓小豬更加安全地成長色窝窝视频在线视频精品。

The scientists compared the number of injuries, which usually occur while scrambling for a feeding position, and the weight gain of the piglets which were provided with plastic plates, foam mats, waterbeds, straw or concrete.

小豬常常會為了吃東西搶個好位置而受傷久久久久久丰满孕妇A片。科學(xué)家們分別比較了小豬生活在塑膠墊影音成人av小说图片专区、泡沫墊、水床丁香五月天18禁、干草和水泥環(huán)境中受傷和長胖的幾率自拍第页。